CVE-2024-0646— Linux kernel 安全漏洞
一分钟漏洞结论
影响对象
CVE-2024-0646
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于存在越界内存写入问题，允许本地用户导致系统崩溃或提升权限。
影响版本矩阵 49
| 厂商 | 产品 | 版本范围 | 状态 |
|---|---|---|---|
| None | None | < 6.7-rc5 |
affected |
| Red Hat | Red Hat Enterprise Linux 6 | 全部 |
unaffected |
| Red Hat | Red Hat Enterprise Linux 7 | 全部 |
unaffected |
全部 |
unaffected | ||
| Red Hat | Red Hat Enterprise Linux 8 | 0:4.18.0-513.18.1.rt7.320.el8_9< * |
unaffected |
全部 |
unaffected | ||
0:4.18.0-513.18.1.el8_9< * |
unaffected | ||
| Red Hat | Red Hat Enterprise Linux 8.2 Advanced Update Support | 0:4.18.0-193.128.1.el8_2< * |
unaffected |
| Red Hat | Red Hat Enterprise Linux 8.2 Telecommunications Update Service | 0:4.18.0-193.128.1.rt13.179.el8_2< * |
unaffected |
0:4.18.0-193.128.1.el8_2< * |
unaffected | ||
| Red Hat | Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions | 0:4.18.0-193.128.1.el8_2< * |
unaffected |
全部 |
unaffected | ||
| Red Hat | Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | 0:4.18.0-305.125.1.el8_4< * |
unaffected |
| Red Hat | Red Hat Enterprise Linux 8.4 Telecommunications Update Service | 0:4.18.0-305.125.1.rt7.201.el8_4< * |
unaffected |
0:4.18.0-305.125.1.el8_4< * |
unaffected | ||
| Red Hat | Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions | 0:4.18.0-305.125.1.el8_4< * |
unaffected |
全部 |
unaffected | ||
| Red Hat | Red Hat Enterprise Linux 8.6 Extended Update Support | 0:4.18.0-372.91.1.el8_6< * |
unaffected |
全部 |
unaffected | ||
| Red Hat | Red Hat Enterprise Linux 8.8 Extended Update Support | 全部 |
unaffected |
0:4.18.0-477.51.1.el8_8< * |
unaffected | ||
| Red Hat | Red Hat Enterprise Linux 9 | 0:5.14.0-362.24.1.el9_3< * |
unaffected |
0:5.14.0-362.24.1.el9_3< * |
unaffected | ||
全部 |
unaffected | ||
全部 |
affected | ||
| Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support | 0:5.14.0-70.93.2.el9_0< * |
unaffected |
0:5.14.0-70.93.1.rt21.165.el9_0< * |
unaffected | ||
全部 |
unaffected | ||
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support | 0:5.14.0-284.52.1.el9_2< * |
unaffected |
0:5.14.0-284.52.1.rt14.337.el9_2< * |
unaffected | ||
全部 |
unaffected | ||
| Red Hat | Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 | 0:4.18.0-372.91.1.el8_6< * |
unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-22< * |
unaffected |
v5.8.6-11< * |
unaffected | ||
v6.8.1-407< * |
unaffected | ||
v5.8.6-19< * |
unaffected | ||
v1.0.0-479< * |
unaffected | ||
v5.8.6-7< * |
unaffected | ||
v0.4.0-247< * |
unaffected | ||
v5.8.6-5< * |
unaffected | ||
| … +9 条更多 | |||
一、 漏洞 CVE-2024-0646 基础信息
漏洞信息
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Vulnerability Title
Kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination
来源: CVE Program / CVE List V5
Vulnerability Description
An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
来源: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
来源: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于存在越界内存写入问题，允许本地用户导致系统崩溃或提升权限。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD
受影响产品
| 厂商 | 产品 | 影响版本 | CPE | 订阅 |
|---|---|---|---|---|
| - | - | 0 ~ 6.7-rc5 | - |
|
| Red Hat | Red Hat Enterprise Linux 8 | 0:4.18.0-513.18.1.rt7.320.el8_9 ~ * |
cpe:/a:redhat:enterprise_linux:8::nfv
|
|
| Red Hat | Red Hat Enterprise Linux 8 | - |
cpe:/o:redhat:enterprise_linux:8::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8 | 0:4.18.0-513.18.1.el8_9 ~ * |
cpe:/a:redhat:enterprise_linux:8::crb
|
|
| Red Hat | Red Hat Enterprise Linux 8.2 Advanced Update Support | 0:4.18.0-193.128.1.el8_2 ~ * |
cpe:/o:redhat:rhel_aus:8.2::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.2 Telecommunications Update Service | 0:4.18.0-193.128.1.rt13.179.el8_2 ~ * |
cpe:/a:redhat:rhel_tus:8.2::nfv
|
|
| Red Hat | Red Hat Enterprise Linux 8.2 Telecommunications Update Service | 0:4.18.0-193.128.1.el8_2 ~ * |
cpe:/o:redhat:rhel_aus:8.2::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions | 0:4.18.0-193.128.1.el8_2 ~ * |
cpe:/o:redhat:rhel_aus:8.2::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions | - |
cpe:/o:redhat:rhel_e4s:8.2::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | 0:4.18.0-305.125.1.el8_4 ~ * |
cpe:/o:redhat:rhel_aus:8.4::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.4 Telecommunications Update Service | 0:4.18.0-305.125.1.rt7.201.el8_4 ~ * |
cpe:/a:redhat:rhel_tus:8.4::nfv
|
|
| Red Hat | Red Hat Enterprise Linux 8.4 Telecommunications Update Service | 0:4.18.0-305.125.1.el8_4 ~ * |
cpe:/o:redhat:rhel_aus:8.4::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions | 0:4.18.0-305.125.1.el8_4 ~ * |
cpe:/o:redhat:rhel_aus:8.4::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions | - |
cpe:/o:redhat:rhel_e4s:8.4::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.6 Extended Update Support | 0:4.18.0-372.91.1.el8_6 ~ * |
cpe:/a:redhat:rhel_eus:8.6::crb
|
|
| Red Hat | Red Hat Enterprise Linux 8.6 Extended Update Support | - |
cpe:/o:redhat:rhel_eus:8.6::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.8 Extended Update Support | - |
cpe:/o:redhat:rhel_eus:8.8::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 8.8 Extended Update Support | 0:4.18.0-477.51.1.el8_8 ~ * |
cpe:/a:redhat:rhel_eus:8.8::crb
|
|
| Red Hat | Red Hat Enterprise Linux 9 | 0:5.14.0-362.24.1.el9_3 ~ * |
cpe:/a:redhat:enterprise_linux:9::appstream
|
|
| Red Hat | Red Hat Enterprise Linux 9 | 0:5.14.0-362.24.1.el9_3 ~ * |
cpe:/a:redhat:enterprise_linux:9::appstream
|
|
| Red Hat | Red Hat Enterprise Linux 9 | - |
cpe:/o:redhat:enterprise_linux:9::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support | 0:5.14.0-70.93.2.el9_0 ~ * |
cpe:/a:redhat:rhel_eus:9.0::appstream
|
|
| Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support | 0:5.14.0-70.93.1.rt21.165.el9_0 ~ * |
cpe:/a:redhat:rhel_eus:9.0::nfv
|
|
| Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support | - |
cpe:/o:redhat:rhel_eus:9.0::baseos
|
|
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support | 0:5.14.0-284.52.1.el9_2 ~ * |
cpe:/a:redhat:rhel_eus:9.2::appstream
|
|
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support | 0:5.14.0-284.52.1.rt14.337.el9_2 ~ * |
cpe:/a:redhat:rhel_eus:9.2::nfv
|
|
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support | - |
cpe:/o:redhat:rhel_eus:9.2::baseos
|
|
| Red Hat | Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 | 0:4.18.0-372.91.1.el8_6 ~ * |
cpe:/a:redhat:rhel_eus:8.6::crb
|
|
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-22 ~ * |
cpe:/a:redhat:logging:5.8::el9
|
|
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-11 ~ * |
cpe:/a:redhat:logging:5.8::el9
|
|
二、漏洞 CVE-2024-0646 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|
AI 生成 POC
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未找到公开 POC。
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CVE-2024-0646 补丁与修复 (1)
CVE-2024-0646 厂商安全公告 (21)
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🔗 RHSA-2024:0724 - Security Advisory - Red Hat Customer Portal 查看完整文章 vendor-advisory x_refsource_REDHAT
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🔗 RHSA-2024:1377 - Security Advisory - Red Hat Customer Portal 查看完整文章 vendor-advisory x_refsource_REDHAT
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CVE-2024-0646 邮件列表归档 (1)
IV. Related Vulnerabilities
V. Comments for CVE-2024-0646
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